Question A 3.50 ✕ style=”color:rgb(0,0,0);”> 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.500 m by a large spring bumper at the end of its track. What is the force constant k of the spring?
Question
A 3.50 ✕ style=”color:rgb(0,0,0);”> 105 kg subway train is brought to a stop from a speed of 0.500 m/s in 0.500 m by a large spring bumper at the end of its track. What is the force constant k of the spring?
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